<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div style="text-align: left;direction: ltr; ">Thank you very much, i have an inquiry, should this step be done before normalization to brain atlas, or normalization can be done correctly without this step(skull stripping)?</div><div style="text-align: left;direction: ltr; "><br></div><div style="text-align: left;direction: ltr; ">Thanks again </div><div style="text-align: left;direction: ltr; ">Shaimaa</div><div style="text-align: left;direction: ltr; "><br></div><div><br>On May 25, 2014, at 9:39 PM, "Dorian P." <<a href="mailto:alb.net@gmail.com">alb.net@gmail.com</a>> wrote:<br><br></div><blockquote type="cite"><div><div dir="ltr">Hi Shaimaa,<div><br></div><div>If you did not get help on this, I think skull stripping helps. Those are voxels that we don't really need to have a part in the calculation (and they are not just part of the skull but inferior soft tissues as well).</div>
<div><br></div><div>I used to do skull stripping by coregistering the T1 on FA, running segmentation of T1, and creating a mask of CSF and white matter. Then just multiply the mask with the FA. This can even be done automatically with a batch.</div>
<div><br></div><div>Dorian</div><div>TJU</div></div><div class="gmail_extra"><br><br><div class="gmail_quote">2014-05-22 9:50 GMT-04:00 Shaimaa Abdelsattar <span dir="ltr"><<a href="mailto:shaimaa96@hotmail.com" target="_blank">shaimaa96@hotmail.com</a>></span>:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hello experts,<br>
Is skull stripping a must do step before doing normalization?, if so, what is its importance and how can it be done?<br>
<br>
Thanks<br>
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